<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8" >
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddpage">添加商品</el-button>
        </el-col>
      </el-row>
      <el-table :data="goodsList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="140px">
          <template slot-scope="scope">
            {{scope.row.add_time | dateFormat}}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="200px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini">编辑</el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <span class="demonstration">完整功能</span>
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total" background>
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  name: "List",
  data(){
    return{
      queryInfo:{
        query:'',
        pagenum:1,
        pagesize:10,
      },
      goodsList:[],//商品列表
      total:0,//数据总条数
    }
  },
  methods:{
    // 获取商品列表数据
    async getGoodsList(){
      const {data:res} = await this.$shop.get('goods',{params:this.queryInfo})
      if(res.meta.status!==200){
        return this.$message.error('获取商品列表失败')
      }
      console.log(res)
      this.$message.success('获取商品列表成功');
      this.goodsList = res.data.goods;
      this.total = res.data.total;
    },
    // 分页
    handleSizeChange(newSize){
      this.queryInfo.pagesize = newSize;
      this.getGoodsList()
    },
    handleCurrentChange(newPage){
      this.queryInfo.pagenum = newPage
      this.getGoodsList();
    },
    // 删除商品
    async removeById(id){
      const confirmResult = await this.$confirm('此操作将永久删除该商品,是否继续？','提示',{
        confirmButtonText:'确定',
        cancelButtonText:'取消',
        type:'warning'
      }).catch(err=>err);
      if(confirmResult!=='confirm'){
        return this.$message.info('已取消删除')
      }
      const {data:res} = await this.$shop.delete(`goods/${id}`);
      if(res.meta.status !==200){
        return this.$message.error('删除失败')
      }else {
        this.$message.success('删除成功');
        this.getGoodsList();
      }
    },
    // 添加商品
    goAddpage(){
      this.$router.push('/goods/add')
    },
  },
  created() {
    this.getGoodsList();
  },
  mounted() {

  }
}
</script>

<style scoped>

</style>
